Explain the terms Noise and Music. Give examples for each. [3 MARKS]
Each point: 1 Mark
Examples: 0.5 Mark
1. Sound which is unpleasant to hear is called Noise.
Eg: sounds coming from the construction site, Sound of traffic.
2. Musical sound is one which is pleasent to hear. Sound of a music has certain order and pattern.
Eg: Sound produced by a harmonium is a musical sound. The string of a sitar also gives out a musical sound.